Home / 70,046,034.20-104,785,616.10-61,542,978.20

Finding the Fourth Proportional to 70,046,034.20, 104,785,616.10 and 61,542,978.20

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Solution

The fourth proportional to 70,046,034.20, 104,785,616.10 and 61,542,978.20 is: 92,065,438.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,046,034.20 : 104,785,616.10 = 61,542,978.20 : x
  2. Step 2: Convert to fraction form
    70,046,034.20/104,785,616.10 = 61,542,978.20/x
  3. Step 3: Cross multiply
    70,046,034.20x = 104,785,616.10 × 61,542,978.20
  4. Step 4: Simplify right side
    70,046,034.20x = 6,448,818,887,315,869
  5. Step 5: Solve for x
    x = 6,448,818,887,315,869/70,046,034.20
  6. Step 6: Final answer
    x = 92,065,438.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.